OpenCV学习笔记【6】：从摄像机读入数据

// example_p30.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include "cv.h"
#include "highgui.h"

int _tmain(int argc, _TCHAR* argv[])
{
	CvCapture* capture;
	if( argc ==1 )
		capture = cvCreateCameraCapture(0);
	else
		capture = cvCreateFileCapture( "1.avi" );
	IplImage* frame;
	cvNamedWindow("Example6", CV_WINDOW_AUTOSIZE);
	while(1)
	{
		frame = cvQueryFrame( capture );
		if(!frame)
			break;
		cvShowImage("Example6", frame );
		char c = cvWaitKey(33);
		if(c == 27 )
			break;
	}
	assert( capture!=NULL );
	return 0;
}